Machine Gun Kelly is down for the count with broken bones in his chest ... an injury he suffered while shooting a movie last week. MGK's rep tells TMZ ... he has a contusion and hairline fracture… READ MORE >

Machine Gun Kelly's concert was delayed when severe chest pain forced him off stage to get medical assistance. MGK grabbed at his chest multiple times while performing at Seminole Casino in South… READ MORE >

Machine Gun Kelly's worst nightmare is being called the best "white rapper" -- as we learned when he made it clear that he is the anti-Macklemore. Our photog at LAX tried to give MGK some props… READ MORE >

This photo of Machine Gun Kelly is now at the center of a big legal battle ... thanks to the photographer ... who claims the rapper's manager STOLE it from him to make crappy t-shirts.Dario… READ MORE >